Tools & Wizards About Us
rs-kartcenter.de screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

rs-kartcenter.de

Schumacher Kartcenter in Bispingen ⚑ Indoor und Outdoor

Page Load Speed

15.6 sec in total

First Response

259 ms

Resources Loaded

14.7 sec

Page Rendered

661 ms

rs-kartcenter.de screenshot

About Website

Visit rs-kartcenter.de now to see the best up-to-date Rs Kartcenter content for Germany and also check out these interesting facts you probably never knew about rs-kartcenter.de

Days Hours Minutes Seconds

Visit rs-kartcenter.de

Key Findings

We analyzed Rs-kartcenter.de page load time and found that the first response time was 259 ms and then it took 15.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

rs-kartcenter.de performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value7.0 s

6/100

25%

SI (Speed Index)

Value16.8 s

0/100

10%

TBT (Total Blocking Time)

Value4,140 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.071

96/100

15%

TTI (Time to Interactive)

Value38.6 s

0/100

10%

Network Requests Diagram

rs-kartcenter.de

259 ms

5183 ms

opal-boostrap.css

321 ms

frontend-lite.min.css

466 ms

style.css

509 ms

Our browser made a total of 198 requests to load all elements on the main page. We found that 82% of them (163 requests) were addressed to the original Rs-kartcenter.de, 10% (19 requests) were made to Fonts.gstatic.com and 2% (4 requests) were made to Cdn.trustindex.io. The less responsive or slowest element that took the longest time to load (5.2 sec) belongs to the original domain Rs-kartcenter.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 629.4 kB (13%)

Content Size

4.9 MB

After Optimization

4.3 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Rs-kartcenter.de main page is 4.9 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only a small number of websites need less resources to load. Images take 4.6 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 297.6 kB

  • Original 349.8 kB
  • After minification 330.8 kB
  • After compression 52.1 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 297.6 kB or 85% of the original size.

Image Optimization

-7%

Potential reduce by 331.7 kB

  • Original 4.6 MB
  • After minification 4.2 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Rs Kartcenter images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 12 B

  • Original 16.3 kB
  • After minification 16.3 kB
  • After compression 16.3 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 123 (74%)

Requests Now

167

After Optimization

44

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 167 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rs Kartcenter. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 76 to 1 for JavaScripts and from 49 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

rs-kartcenter.de

rs-kartcenter.de

259 ms

5183 ms

opal-boostrap.css

opal-boostrap.css

321 ms

frontend-lite.min.css

frontend-lite.min.css

466 ms

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rs-kartcenter.de

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Accessibility Review

rs-kartcenter.de accessibility score

84

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

rs-kartcenter.de best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

rs-kartcenter.de SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rs-kartcenter.de can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Rs-kartcenter.de main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

rs-kartcenter.de

Open Graph data is detected on the main page of Rs Kartcenter. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: